This repository has been archived by the owner on Jun 30, 2021. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 164
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
Showing
31 changed files
with
657 additions
and
65 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
|
@@ -10,3 +10,5 @@ build/* | |
!build/.gitkeep | ||
cmake-build-debug | ||
.idea | ||
.vscode/ | ||
.DS_Store |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,149 @@ | ||
/* $NetBSD: getopt.c,v 1.16 1999/12/02 13:15:56 kleink Exp $ */ | ||
|
||
/* | ||
* Copyright (c) 1987, 1993, 1994, 1995 | ||
* The Regents of the University of California. All rights reserved. | ||
* | ||
* Redistribution and use in source and binary forms, with or without | ||
* modification, are permitted provided that the following conditions | ||
* are met: | ||
* 1. Redistributions of source code must retain the above copyright | ||
* notice, this list of conditions and the following disclaimer. | ||
* 2. Redistributions in binary form must reproduce the above copyright | ||
* notice, this list of conditions and the following disclaimer in the | ||
* documentation and/or other materials provided with the distribution. | ||
* 3. Neither the names of the copyright holders nor the names of its | ||
* contributors may be used to endorse or promote products derived from | ||
* this software without specific prior written permission. | ||
* | ||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS | ||
* IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, | ||
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | ||
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE | ||
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
* POSSIBILITY OF SUCH DAMAGE. | ||
*/ | ||
|
||
#if 0 | ||
static char sccsid[] = "@(#)getopt.c 8.3 (Berkeley) 4/27/95"; | ||
#endif | ||
|
||
#include <assert.h> | ||
#include <errno.h> | ||
#include <stdio.h> | ||
#include <string.h> | ||
|
||
#define __P(x) x | ||
#define _DIAGASSERT(x) assert(x) | ||
|
||
#ifdef __weak_alias | ||
__weak_alias(getopt,_getopt); | ||
#endif | ||
|
||
|
||
int opterr = 1, /* if error message should be printed */ | ||
optind = 1, /* index into parent argv vector */ | ||
optopt, /* character checked for validity */ | ||
optreset; /* reset getopt */ | ||
char *optarg; /* argument associated with option */ | ||
|
||
static char * _progname __P((char *)); | ||
int getopt_internal __P((int, char * const *, const char *)); | ||
|
||
static char * | ||
_progname(nargv0) | ||
char * nargv0; | ||
{ | ||
char * tmp; | ||
|
||
_DIAGASSERT(nargv0 != NULL); | ||
|
||
tmp = strrchr(nargv0, '/'); | ||
if (tmp) | ||
tmp++; | ||
else | ||
tmp = nargv0; | ||
return(tmp); | ||
} | ||
|
||
#define BADCH (int)'?' | ||
#define BADARG (int)':' | ||
#define EMSG "" | ||
|
||
/* | ||
* getopt -- | ||
* Parse argc/argv argument vector. | ||
*/ | ||
int | ||
getopt(nargc, nargv, ostr) | ||
int nargc; | ||
char * const nargv[]; | ||
const char *ostr; | ||
{ | ||
static char *__progname = 0; | ||
static char *place = EMSG; /* option letter processing */ | ||
char *oli; /* option letter list index */ | ||
__progname = __progname?__progname:_progname(*nargv); | ||
|
||
_DIAGASSERT(nargv != NULL); | ||
_DIAGASSERT(ostr != NULL); | ||
|
||
if (optreset || !*place) { /* update scanning pointer */ | ||
optreset = 0; | ||
if (optind >= nargc || *(place = nargv[optind]) != '-') { | ||
place = EMSG; | ||
return (-1); | ||
} | ||
if (place[1] && *++place == '-' /* found "--" */ | ||
&& place[1] == '\0') { | ||
++optind; | ||
place = EMSG; | ||
return (-1); | ||
} | ||
} /* option letter okay? */ | ||
if ((optopt = (int)*place++) == (int)':' || | ||
!(oli = strchr(ostr, optopt))) { | ||
/* | ||
* if the user didn't specify '-' as an option, | ||
* assume it means -1. | ||
*/ | ||
if (optopt == (int)'-') | ||
return (-1); | ||
if (!*place) | ||
++optind; | ||
if (opterr && *ostr != ':') | ||
(void)fprintf(stderr, | ||
"%s: illegal option -- %c\n", __progname, optopt); | ||
return (BADCH); | ||
} | ||
if (*++oli != ':') { /* don't need argument */ | ||
optarg = NULL; | ||
if (!*place) | ||
++optind; | ||
} | ||
else { /* need an argument */ | ||
if (*place) /* no white space */ | ||
optarg = place; | ||
else if (nargc <= ++optind) { /* no arg */ | ||
place = EMSG; | ||
if (*ostr == ':') | ||
return (BADARG); | ||
if (opterr) | ||
(void)fprintf(stderr, | ||
"%s: option requires an argument -- %c\n", | ||
__progname, optopt); | ||
return (BADCH); | ||
} | ||
else /* white space */ | ||
optarg = nargv[optind]; | ||
place = EMSG; | ||
++optind; | ||
} | ||
return (optopt); /* dump back option letter */ | ||
} | ||
|
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,33 @@ | ||
#ifndef __GETOPT_H__ | ||
#define __GETOPT_H__ | ||
|
||
#ifdef __cplusplus | ||
extern "C" { | ||
#endif | ||
|
||
extern int opterr; /* if error message should be printed */ | ||
extern int optind; /* index into parent argv vector */ | ||
extern int optopt; /* character checked for validity */ | ||
extern int optreset; /* reset getopt */ | ||
extern char *optarg; /* argument associated with option */ | ||
|
||
struct option | ||
{ | ||
const char *name; | ||
int has_arg; | ||
int *flag; | ||
int val; | ||
}; | ||
|
||
#define no_argument 0 | ||
#define required_argument 1 | ||
#define optional_argument 2 | ||
|
||
int getopt(int, char**, const char*); | ||
int getopt_long(int, char**, const char*, const struct option*, int*); | ||
|
||
#ifdef __cplusplus | ||
} | ||
#endif | ||
|
||
#endif /* __GETOPT_H__ */ |
Oops, something went wrong.